5v-(9-9v)=31

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Solution for 5v-(9-9v)=31 equation: 



5v-(9-9v)=31

We move all terms to the left:

5v-(9-9v)-(31)=0

We add all the numbers together, and all the variables

5v-(-9v+9)-31=0

We get rid of parentheses

5v+9v-9-31=0

We add all the numbers together, and all the variables

14v-40=0

We move all terms containing v to the left, all other terms to the right

14v=40

v=40/14

v=2+6/7

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